Display device

Abstract

A display device including a first substrate having a display area and a peripheral area surrounding the display area, a second substrate facing the first substrate, a common voltage line disposed on the peripheral area of the first substrate, a color filter disposed on the common voltage line overlapping the common voltage line, a common electrode disposed below the second substrate and having an opening overlapping the common voltage line and the color filter, and a sealant disposed between the color filter and the common electrode overlapping the common voltage line, the color filter, and the opening.

What is claimed is: 
     
       1. A display device comprising:
 a first substrate having a display area and a peripheral area surrounding the display area; 
 a second substrate facing the first substrate; 
 a common voltage line disposed on the peripheral area of the first substrate; 
 a color filter disposed on the common voltage line overlapping the common voltage line; 
 a common electrode disposed below the second substrate and having an opening overlapping the common voltage line and the color filter; 
 a sealant disposed between the color filter and the common electrode overlapping the common voltage line, the color filter, and the opening; 
 a light blocking member disposed between the second substrate and the common electrode; 
 a groove formed in a bottom surface of the light blocking member; and 
 wherein the groove overlaps the opening in the common electrode. 
 
     
     
       2. A display device comprising:
 a first substrate having a display area and a peripheral area surrounding the display area; 
 a second substrate facing the first substrate; 
 a common voltage line disposed on the peripheral area of the first substrate; 
 a color filter disposed on the common voltage line overlapping the common voltage line; 
 a common electrode disposed below the second substrate and having an opening overlapping the common voltage line and the color filter; 
 a sealant disposed between the color filter and the common electrode overlapping the common voltage line, the color filter, and the opening; 
 a light blocking member disposed on the second substrate; 
 a groove formed in a bottom surface of the light blocking member; and 
 a width of the color filter is wider than at least one of a width of the groove and a width of the opening. 
 
     
     
       3. The display device of  claim 1 , wherein a width of the sealant is wider than that of the opening. 
     
     
       4. The display device of  claim 1 , wherein the color filter is a blue filter. 
     
     
       5. The display device of  claim 1 , further comprising
 a dummy electrode pattern disposed on the first substrate. 
 
     
     
       6. A display device comprising:
 a first substrate having a display area and a peripheral area surrounding the display area; 
 a second substrate facing the first substrate; 
 a common voltage line disposed on the peripheral area of the first substrate; 
 a color filter disposed on the common voltage line overlapping the common voltage line; 
 a common electrode disposed below the second substrate and having an opening overlapping the common voltage line and the color filter; 
 a sealant disposed between the color filter and the common electrode overlapping the common voltage line, the color filter, and the opening; 
 a dummy electrode pattern disposed on the first substrate; and 
 wherein the dummy electrode pattern is disposed between the color filter and the sealant. 
 
     
     
       7. The display device of  claim 6 , wherein the dummy electrode pattern is electrically isolated. 
     
     
       8. The display device of  claim 6 , wherein the dummy electrode pattern is connected with the common voltage line. 
     
     
       9. The display device of  claim 8 , further comprising:
 an insulating layer disposed between the dummy electrode pattern and the common voltage line; and 
 a contact hole formed in the insulating layer overlapping the common voltage line, 
 wherein the dummy electrode pattern is connected with the common voltage line through the contact hole. 
 
     
     
       10. The display device of  claim 9 , wherein the contact hole does not overlap the color filter. 
     
     
       11. The display device of  claim 8 , wherein the dummy electrode pattern and the common voltage line are configured to transmit a common voltage during operation of the display device. 
     
     
       12. The display device of  claim 6 , further comprising
 a dummy common voltage line disposed between the dummy electrode pattern and the common voltage line, 
 wherein the dummy electrode pattern is connected with the dummy common voltage line. 
 
     
     
       13. The display device of  claim 12 , further comprising:
 an insulating layer disposed between the dummy electrode pattern and the dummy common voltage line; and 
 a contact hole formed in the insulating layer to overlap the dummy common voltage line, 
 wherein the dummy common voltage line is connected with the dummy common voltage line through the contact hole. 
 
     
     
       14. The display device of  claim 13 , wherein the contact hole does not overlap the color filter. 
     
     
       15. The display device of  claim 14 , wherein the dummy electrode pattern and the dummy common voltage line are configured to transmit a common voltage during operation of the display device. 
     
     
       16. The display device of  claim 6 , further comprising
 a metal pattern disposed between the first substrate and the dummy electrode pattern. 
 
     
     
       17. The display device of  claim 16 , wherein the metal pattern is disposed on or in the same layer as the common voltage line. 
     
     
       18. The display device of  claim 17 , wherein the metal pattern is separated from the common voltage line. 
     
     
       19. The display device of  claim 6 , further comprising
 a projection disposed on the dummy electrode pattern. 
 
     
     
       20. The display device of  claim 19 , wherein the projection comprises a plurality of spaced, column spacers.